285698940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{280097}}^1$

素因数の和:280126

約数の個数: 48

約数和(自身を含む): 847016352

約数和(自身を除く): 561317412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 280097, 560194, 840291, 1120388, 1400485, 1680582, 2800970, 3361164, 4201455, 4761649, 5601940, 8402910, 9523298, 14284947, 16805820, 19046596, 23808245, 28569894, 47616490, 57139788, 71424735, 95232980, 142849470, 285698940]

約数ペア:

[(1, 285698940), (2, 142849470), (3, 95232980), (4, 71424735), (5, 57139788), (6, 47616490), (10, 28569894), (12, 23808245), (15, 19046596), (17, 16805820), (20, 14284947), (30, 9523298), (34, 8402910), (51, 5601940), (60, 4761649), (68, 4201455), (85, 3361164), (102, 2800970), (170, 1680582), (204, 1400485), (255, 1120388), (340, 840291), (510, 560194), (1020, 280097)]